n. [ L. polium, the name of a plant, perhaps Teucrium polium, Gr. &unr_;. ] (Bot.) A whitish woolly plant (Teucrium Polium) of the order
Poly mountain.
[ See Full, a. ] A combining form or prefix from Gr.
a. [ Poly- + acid. ] (Chem.) Capable of neutralizing, or of combining with, several molecules of a monobasic acid; having more than one hydrogen atom capable of being replaced by acid radicals; -- said of certain bases;
a. [ Poly- + acoustic: cf. F. polyacoustique. ] Multiplying or magnifying sound. --
n. The art of multiplying or magnifying sounds. [ 1913 Webster ]
‖n.;
‖n. pl. [ NL. See Poly-, and Actinia. ] (Zool.) An old name for those Anthozoa which, like the actinias, have numerous simple tentacles. [ 1913 Webster ]
‖n. pl. [ NL., fr. Gr.
‖n. pl. [ NL. See Polyandry. ] (Bot.) A Linnæan class of monoclinous or hermaphrodite plants, having many stamens, or any number above twenty, inserted in the receptacle. [ 1913 Webster ]